/* KPMC Portal - Dark Theme with Amber Accents */

:root {
    --bg-primary: #0a0a0b;
    --bg-secondary: #111113;
    --bg-tertiary: #18181b;
    --bg-elevated: #1f1f23;
    --border-subtle: #27272a;
    --border-default: #3f3f46;
    --text-primary: #fafafa;
    --text-secondary: #a1a1aa;
    --text-muted: #71717a;
    --accent: #f59e0b;
    --accent-hover: #fbbf24;
    --accent-dim: rgba(245, 158, 11, 0.15);
    --accent-glow: rgba(245, 158, 11, 0.4);
    --success: #10b981;
    --success-dim: rgba(16, 185, 129, 0.15);
    --danger: #ef4444;
    --danger-dim: rgba(239, 68, 68, 0.15);
    --info: #3b82f6;
    --info-dim: rgba(59, 130, 246, 0.15);
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 14px;
    --shadow-sm: 0 1px 2px rgba(0,0,0,0.4);
    --shadow-md: 0 4px 12px rgba(0,0,0,0.5);
    --shadow-lg: 0 8px 24px rgba(0,0,0,0.6);
    --font-sans: 'DM Sans', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-mono: 'JetBrains Mono', 'Monaco', 'Consolas', monospace;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: var(--font-sans);
    background: var(--bg-primary);
    color: var(--text-primary);
    min-height: 100vh;
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
}

/* Subtle grid background */
body::before {
    content: '';
    position: fixed;
    inset: 0;
    background-image:
        linear-gradient(rgba(255,255,255,0.02) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.02) 1px, transparent 1px);
    background-size: 40px 40px;
    pointer-events: none;
    z-index: 0;
}

.app {
    position: relative;
    z-index: 1;
    max-width: 1200px;
    margin: 0 auto;
    padding: 32px 24px;
}

/* Header */
.header {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 24px;
    padding-bottom: 24px;
    border-bottom: 1px solid var(--border-subtle);
}

.header-icon {
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, var(--accent) 0%, #d97706 100%);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 0 24px var(--accent-glow);
}

.header-icon svg {
    width: 26px;
    height: 26px;
    color: white;
}

.header-text h1 {
    font-size: 24px;
    font-weight: 700;
    letter-spacing: -0.5px;
}

.header-text p {
    font-size: 14px;
    color: var(--text-muted);
    margin-top: 2px;
}

/* Navigation Tabs */
.nav-tabs {
    display: flex;
    gap: 4px;
    margin-bottom: 24px;
    padding: 4px;
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-subtle);
    width: fit-content;
}

.nav-tab {
    padding: 10px 20px;
    background: transparent;
    border: none;
    border-radius: var(--radius-sm);
    color: var(--text-muted);
    font-family: var(--font-sans);
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.15s ease;
    display: flex;
    align-items: center;
    gap: 8px;
}

.nav-tab:hover {
    background: var(--bg-tertiary);
    color: var(--text-secondary);
}

.nav-tab.active {
    background: var(--accent);
    color: #1c1917;
}

.nav-tab svg {
    width: 16px;
    height: 16px;
}

.nav-tab .badge {
    font-size: 10px;
    padding: 2px 6px;
    background: var(--bg-elevated);
    border-radius: 8px;
    color: var(--text-muted);
}

.nav-tab.active .badge {
    background: rgba(0,0,0,0.2);
    color: #1c1917;
}

/* Tab Panels */
.tab-panel {
    display: none;
}

.tab-panel.active {
    display: block;
}

/* Layout */
.layout {
    display: grid;
    grid-template-columns: 1fr 380px;
    gap: 24px;
}

@media (max-width: 900px) {
    .layout {
        grid-template-columns: 1fr;
    }
}

.main-column {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.side-column {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.full-width {
    grid-column: 1 / -1;
}

/* Cards */
.card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    overflow: hidden;
    animation: fadeIn 0.3s ease;
}

.card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
    border-bottom: 1px solid var(--border-subtle);
    background: var(--bg-tertiary);
}

.card-title {
    font-size: 13px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 8px;
}

.card-title svg {
    width: 16px;
    height: 16px;
    color: var(--accent);
}

.card-badge {
    font-size: 11px;
    padding: 4px 10px;
    background: var(--accent-dim);
    color: var(--accent);
    border-radius: 12px;
    font-weight: 500;
}

.card-body {
    padding: 20px;
}

/* Latest Badge */
.latest-indicator {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 16px;
    background: var(--accent-dim);
    border-radius: var(--radius-md);
    margin-bottom: 16px;
    border: 1px solid rgba(245, 158, 11, 0.3);
}

.latest-indicator .icon {
    width: 36px;
    height: 36px;
    background: var(--accent);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
}

.latest-indicator .icon svg {
    width: 20px;
    height: 20px;
    color: #1c1917;
}

.latest-indicator .info {
    flex: 1;
}

.latest-indicator .label {
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-muted);
}

.latest-indicator .version {
    font-family: var(--font-mono);
    font-size: 16px;
    font-weight: 600;
    color: var(--accent);
}

.latest-indicator.empty {
    background: var(--bg-tertiary);
    border-color: var(--border-subtle);
}

.latest-indicator.empty .icon {
    background: var(--bg-elevated);
}

.latest-indicator.empty .icon svg {
    color: var(--text-muted);
}

.latest-indicator.empty .version {
    color: var(--text-muted);
}

/* Version List */
.version-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.version-item {
    display: flex;
    align-items: center;
    padding: 14px 16px;
    background: var(--bg-primary);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    transition: all 0.15s ease;
}

.version-item:hover {
    border-color: var(--border-default);
    background: var(--bg-tertiary);
}

.version-item.is-latest {
    border-left: 3px solid var(--accent);
    background: var(--accent-dim);
}

.version-info {
    flex: 1;
    min-width: 0;
}

.version-name {
    font-family: var(--font-mono);
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 8px;
}

.version-tag {
    font-size: 10px;
    padding: 2px 6px;
    background: var(--accent);
    color: #1c1917;
    border-radius: 4px;
    font-weight: 600;
    text-transform: uppercase;
}

.version-meta {
    display: flex;
    gap: 16px;
    margin-top: 4px;
    font-size: 12px;
    color: var(--text-muted);
}

.version-meta span {
    display: flex;
    align-items: center;
    gap: 4px;
}

.version-notes {
    font-size: 12px;
    color: var(--text-secondary);
    margin-top: 6px;
    max-width: 400px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.version-actions {
    display: flex;
    gap: 6px;
    flex-shrink: 0;
}

/* Upload Zone */
.upload-zone {
    border: 2px dashed var(--border-subtle);
    border-radius: var(--radius-md);
    padding: 32px 20px;
    text-align: center;
    cursor: pointer;
    transition: all 0.2s ease;
    background: var(--bg-primary);
}

.upload-zone:hover {
    border-color: var(--border-default);
    background: var(--bg-tertiary);
}

.upload-zone.dragover {
    border-color: var(--accent);
    background: var(--accent-dim);
}

.upload-zone input[type="file"] {
    display: none;
}

.upload-icon {
    width: 48px;
    height: 48px;
    margin: 0 auto 12px;
    color: var(--text-muted);
}

.upload-text {
    font-size: 14px;
    color: var(--text-secondary);
    font-weight: 500;
}

.upload-hint {
    font-size: 12px;
    color: var(--text-muted);
    margin-top: 4px;
}

/* Upload Form */
.upload-form {
    margin-top: 20px;
    padding-top: 20px;
    border-top: 1px solid var(--border-subtle);
}

.form-group {
    margin-bottom: 16px;
}

.form-group label {
    display: block;
    font-size: 13px;
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: 6px;
}

.form-group input[type="text"],
.form-group textarea {
    width: 100%;
    padding: 10px 14px;
    background: var(--bg-primary);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-family: var(--font-sans);
    font-size: 14px;
    transition: all 0.15s ease;
}

.form-group input[type="text"]:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-dim);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--text-muted);
}

.form-group textarea {
    resize: vertical;
    min-height: 80px;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 18px;
    border: none;
    border-radius: var(--radius-sm);
    font-family: var(--font-sans);
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.15s ease;
    white-space: nowrap;
    text-decoration: none;
}

.btn:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

.btn svg {
    width: 16px;
    height: 16px;
}

.btn-primary {
    background: var(--accent);
    color: #1c1917;
}

.btn-primary:hover:not(:disabled) {
    background: var(--accent-hover);
    box-shadow: 0 0 20px var(--accent-glow);
}

.btn-secondary {
    background: var(--bg-elevated);
    color: var(--text-primary);
    border: 1px solid var(--border-subtle);
}

.btn-secondary:hover:not(:disabled) {
    background: var(--bg-tertiary);
    border-color: var(--border-default);
}

.btn-success {
    background: var(--success);
    color: #022c22;
}

.btn-success:hover:not(:disabled) {
    background: #34d399;
    box-shadow: 0 0 20px rgba(16, 185, 129, 0.4);
}

.btn-danger {
    background: var(--danger);
    color: white;
}

.btn-danger:hover:not(:disabled) {
    background: #f87171;
    box-shadow: 0 0 20px rgba(239, 68, 68, 0.4);
}

.btn-ghost {
    background: transparent;
    color: var(--text-secondary);
    padding: 8px 12px;
}

.btn-ghost:hover:not(:disabled) {
    background: var(--bg-elevated);
    color: var(--text-primary);
}

.btn-sm {
    padding: 6px 12px;
    font-size: 12px;
}

.btn-sm svg {
    width: 14px;
    height: 14px;
}

/* Alerts */
.alert {
    padding: 14px 16px;
    margin-bottom: 20px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    gap: 12px;
    animation: fadeIn 0.3s ease;
}

.alert svg {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
}

.alert-success {
    background: var(--success-dim);
    color: var(--success);
    border: 1px solid rgba(16, 185, 129, 0.3);
}

.alert-error {
    background: var(--danger-dim);
    color: var(--danger);
    border: 1px solid rgba(239, 68, 68, 0.3);
}

/* API Info Card */
.api-endpoint {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 14px;
    background: var(--bg-primary);
    border-radius: var(--radius-sm);
    margin-top: 12px;
}

.api-endpoint code {
    flex: 1;
    font-family: var(--font-mono);
    font-size: 13px;
    color: var(--accent);
}

.api-endpoint .btn-ghost {
    padding: 6px 10px;
}

/* Empty State */
.empty-state {
    text-align: center;
    padding: 40px 20px;
    color: var(--text-muted);
}

.empty-state svg {
    width: 48px;
    height: 48px;
    margin-bottom: 16px;
    opacity: 0.5;
}

.empty-state p {
    font-size: 14px;
}

/* Coming Soon Overlay */
.coming-soon-wrapper {
    position: relative;
}

.coming-soon-wrapper .card-body {
    opacity: 0.4;
    pointer-events: none;
}

.coming-soon-overlay {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(10, 10, 11, 0.6);
    border-radius: var(--radius-lg);
}

.coming-soon-badge {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 20px;
    background: var(--bg-secondary);
    border: 1px solid var(--accent);
    border-radius: var(--radius-md);
    box-shadow: 0 0 30px var(--accent-glow);
}

.coming-soon-badge svg {
    width: 20px;
    height: 20px;
    color: var(--accent);
}

.coming-soon-badge span {
    font-size: 14px;
    font-weight: 600;
    color: var(--accent);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Placeholder Content */
.placeholder-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.placeholder-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 14px;
    background: var(--bg-primary);
    border-radius: var(--radius-sm);
}

.placeholder-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--text-muted);
}

.placeholder-dot.green { background: var(--success); }
.placeholder-dot.red { background: var(--danger); }
.placeholder-dot.gray { background: var(--text-muted); }

.placeholder-text {
    flex: 1;
    height: 14px;
    background: var(--bg-tertiary);
    border-radius: 4px;
}

.placeholder-text.short { width: 60%; }
.placeholder-text.medium { width: 80%; }

.placeholder-stats {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
}

.placeholder-stat {
    padding: 16px;
    background: var(--bg-primary);
    border-radius: var(--radius-md);
    text-align: center;
}

.placeholder-stat .value {
    font-size: 24px;
    font-weight: 700;
    color: var(--text-muted);
    font-family: var(--font-mono);
}

.placeholder-stat .label {
    font-size: 11px;
    color: var(--text-muted);
    text-transform: uppercase;
    margin-top: 4px;
}

.placeholder-chart {
    height: 120px;
    background: var(--bg-primary);
    border-radius: var(--radius-md);
    display: flex;
    align-items: flex-end;
    justify-content: space-around;
    padding: 16px;
}

.placeholder-bar {
    width: 24px;
    background: var(--bg-tertiary);
    border-radius: 4px 4px 0 0;
}

.placeholder-table {
    width: 100%;
}

.placeholder-table-row {
    display: flex;
    gap: 16px;
    padding: 12px 0;
    border-bottom: 1px solid var(--border-subtle);
}

.placeholder-table-row:last-child {
    border-bottom: none;
}

.placeholder-table-cell {
    height: 14px;
    background: var(--bg-tertiary);
    border-radius: 4px;
}

/* Device List */
.device-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 16px;
    background: var(--bg-primary);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
}

.device-status {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    flex-shrink: 0;
}

.device-status.online {
    background: var(--success);
    box-shadow: 0 0 8px rgba(16, 185, 129, 0.6);
}

.device-status.offline {
    background: var(--danger);
}

.device-status.unknown {
    background: var(--text-muted);
}

.device-info {
    flex: 1;
}

.device-id {
    font-family: var(--font-mono);
    font-size: 14px;
    font-weight: 500;
}

.device-meta {
    font-size: 12px;
    color: var(--text-muted);
    margin-top: 2px;
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-primary);
}

::-webkit-scrollbar-thumb {
    background: var(--border-default);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--text-muted);
}

/* Animations */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(8px); }
    to { opacity: 1; transform: translateY(0); }
}

.card:nth-child(2) { animation-delay: 0.05s; }
.card:nth-child(3) { animation-delay: 0.1s; }
.card:nth-child(4) { animation-delay: 0.15s; }

/* Utility */
.hidden {
    display: none !important;
}

.text-mono {
    font-family: var(--font-mono);
}

.text-muted {
    color: var(--text-muted);
}

.mt-4 { margin-top: 16px; }
.mb-4 { margin-bottom: 16px; }

/* Auto-apply toggle for Set Latest form */
.set-latest-form {
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.auto-apply-toggle {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 4px 10px;
    background: var(--bg-primary);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-size: 11px;
    color: var(--text-muted);
    transition: all 0.15s ease;
}

.auto-apply-toggle:hover {
    border-color: var(--border-default);
    color: var(--text-secondary);
}

.auto-apply-toggle input[type="checkbox"] {
    width: 14px;
    height: 14px;
    accent-color: var(--accent);
    cursor: pointer;
}

.auto-apply-toggle input[type="checkbox"]:checked + .toggle-label {
    color: var(--accent);
}

.toggle-label {
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Telemetry Grid */
.telemetry-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 16px;
}

.telemetry-card {
    background: var(--bg-primary);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    padding: 16px;
    transition: all 0.15s ease;
}

.telemetry-card.active {
    border-color: var(--success);
    border-left: 3px solid var(--success);
}

.telemetry-card.stale {
    opacity: 0.6;
    border-color: var(--border-subtle);
}

.telemetry-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 12px;
}

.telemetry-system {
    font-family: var(--font-mono);
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
}

.telemetry-rate {
    font-size: 11px;
    padding: 3px 8px;
    background: var(--success-dim);
    color: var(--success);
    border-radius: 10px;
    font-weight: 500;
}

.telemetry-card.stale .telemetry-rate {
    background: var(--bg-tertiary);
    color: var(--text-muted);
}

.telemetry-metrics {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 8px;
    margin-bottom: 12px;
}

.metric {
    text-align: center;
    padding: 8px 4px;
    background: var(--bg-tertiary);
    border-radius: var(--radius-sm);
}

.metric-value {
    font-family: var(--font-mono);
    font-size: 14px;
    font-weight: 600;
    color: var(--accent);
    display: block;
}

.metric-label {
    font-size: 10px;
    color: var(--text-muted);
    text-transform: uppercase;
    margin-top: 2px;
    display: block;
}

.telemetry-footer {
    display: flex;
    justify-content: space-between;
    font-size: 11px;
    color: var(--text-muted);
}

.telemetry-time {
    color: var(--success);
}

.telemetry-card.stale .telemetry-time {
    color: var(--text-muted);
}